20 Unidrive M700/M701 / Unidrive HS70/HS71 Control Getting Started Guide
Issue Number: 2
4.7 Changing the operating mode
Changing the operating mode returns all parameters to their default value, including the motor
parameters. User security status (00.049) and User security code (00.034) are not affected by this
procedure).
Procedure
Use the following procedure only if a different operating mode is required:
1. Ensure the drive is not enabled, i.e. terminal 31 is open or Pr 06.015 is OFF (0)
2. Enter either of the following values in Pr mm.000, as appropriate:
1253 (50Hz AC supply frequency)
1254 (60Hz AC supply frequency)
3. Change the setting of Pr 00.048 as follows:
The figures in the second column apply when serial communications are used.
4. Either:
• Press the red reset button
• Toggle the reset digital input
• Carry out a drive reset through serial communications by setting Pr 10.038 to 100.
Pr 00.048 setting Operating mode
1
Open-loop
(Induction motor)
2
RFC-A
(Induction motor with or without position feedback)
3
RFC-S
(Permanent magnet motor with or without position
feedback)
Entering 1253 or 1254 in Pr mm.000 will only load defaults if the setting of Pr 00.048 has
been changed.
Unidrive M700_M701 Getting Started Guide English iss7.book Page 20 Friday, December 12, 2014 1:14 PM
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